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How to identify numpy types in python?
....g. numpy.ma.MaskedArray not a numpy enough type?
– panda-34
Mar 10 '16 at 13:02
If you want anything in numpy.* you j...
What is the difference between a route and resource in New Router API?
I am trying to understand the difference between a Route and a Resource . The way I understand Resource helps to set sub paths of a Route object to another Route Object. But its unclear when i think of default name mapping happening for paths as well.
...
Is it a bad practice to catch Throwable?
...n bugs might creep away this way.
Besides, Throwable covers Error as well and that's usually no point of return. You don't want to catch/handle that, you want your program to die immediately so that you can fix it properly.
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What's faster, SELECT DISTINCT or GROUP BY in MySQL?
...if you DON'T have an index (as it doesn't sort). When you do have an index and it's used, they're synonyms.
– Quassnoi
Feb 27 '09 at 15:11
10
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What is the difference between the add and offer methods in a Queue in Java?
... element can not be added to collection the add method throws an exception and offer doesn't.
From: http://java.sun.com/j2se/1.5.0/docs/api/java/util/Collection.html#add%28E%29
If a collection refuses to add a
particular element for any reason
other than that it already contains
the eleme...
How to use NSJSONSerialization
..."id": "2", "name":"Bbb"}]
This might give you a clear picture of how to handle it:
NSError *e = nil;
NSArray *jsonArray = [NSJSONSerialization JSONObjectWithData: data options: NSJSONReadingMutableContainers error: &e];
if (!jsonArray) {
NSLog(@"Error parsing JSON: %@", e);
} else {
for...
Difference between len() and .__len__()?
...y calling an object's __len__ method. __something__ attributes are special and usually more than meets the eye, and generally should not be called directly.
It was decided at some point long ago getting the length of something should be a function and not a method code, reasoning that len(a)'s mean...
Javascript calculate the day of the year (1 - 366)
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Edit: The code above will fail when now is a date in between march 26th and October 29th andnow's time is before 1AM (eg 00:59:59). This is due to the code not taking daylight savings time into account. You should compensate for this:
var now = new Date();
var start = new Date(now.getFullY...
Xcode Debugger: view value of variable
... answered Jan 19 '11 at 15:15
AndriyAndriy
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How to reset a form using jQuery with .reset() method
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Simply magical and straight forward! Much appreciated for sharing.
– Ajay Kumar
Dec 10 '18 at 19:38
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